package com.xiaoyao.novel.parser;

import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.log4j.Logger;

import com.xiaoyao.novel.crawl.BaseCrawl;
import com.xiaoyao.novel.pojo.Book;
import com.xiaoyao.novel.pojo.Chapter;
import com.xiaoyao.novel.util.ClassUtil;
import com.xiaoyao.novel.util.FileUtil;

public class BiqugeParser {
	private static Logger logger = Logger.getLogger(BiqugeParser.class);

	/**
	 * 作者,[书名],简介,[类型],图片
	 * 
	 * @param page
	 * @param book
	 * @return
	 */
	public static Book parseDescrib(String page, Book book) {
		page = page.replaceAll("\"", "'");
		page = page.replaceAll("\\s+", " ");
		logger.debug("页面:" + page);
		String infoRegex = "<div id='info'>.+?<p>作.+?者：(.+?)</p>.+?<div id='intro'>(.+?)</div>.+?<div id='fmimg'>\\s*<img.*?src='(.+?)'.+?>";
		Pattern infoPattern = Pattern.compile(infoRegex);
		Matcher matcher = infoPattern.matcher(page);
		if (matcher.find()) {
			// book.bookName = matcher.group(1);
			if (ClassUtil.isEmpty(book.picPath)) {
				String picUrl = "http://www.biquge.com" + matcher.group(3);
				String fileName = book.bookId + ".jpg";
				fileName = BaseCrawl.downLoadImage(picUrl, fileName); // 抓图片
				book.picPath = FileUtil.PIC_DIR + fileName;
			}
			book.authorName = matcher.group(1);
			if (ClassUtil.isEmpty(book.describ)) {
				book.describ = matcher.group(2);
			}
		}
		return book;
	}

	public static List<Chapter> parseBook(String page, Book book) {
		logger.info("开始解析...");
		page = page.replaceAll("\"", "'");
		page = page.replaceAll("\\s+", " ");
		page = page.replaceFirst(".+?正文", "");
		List<Chapter> list = new ArrayList<Chapter>();
		book.list = list;
		// <dd><a href="/0_285/1355187.html">第七百三十八章 晋级</a></dd>
		String bookRegex = "<dd><a href='(/(.+?)/.+?)'>(.+?)</a></dd>";
		Pattern bookPattern = Pattern.compile(bookRegex);
		// System.out.println(page);
		Matcher matcher = bookPattern.matcher(page);
		while (matcher.find()) {
			String title = matcher.group(3).trim();
			logger.debug(title);
			if (title.startsWith("引子") || title.startsWith("前言") || title.startsWith("第") || title.matches("\\d+.+")) {
				Chapter chapter = new Chapter();
				list.add(chapter);
				chapter.bookId = book.bookId;
				chapter.chapterUrl = matcher.group(1);
				chapter.webId = matcher.group(2);
				chapter.chapterTitle = title;
				logger.debug(chapter);
			}
		}
		return list;
	}

	public static void parseChapter(String page, Chapter chapter) {
		page = page.replaceAll("\"", "'");
		page = page.replaceAll("\\s+", "");
		logger.debug(page);
		String chapterRegex = "<divid='content'>(.+?)</div>";
		Pattern chapterPattern = Pattern.compile(chapterRegex);
		Matcher matcher = chapterPattern.matcher(page);
		if (matcher.find()) {
			chapter.chapterContent = matcher.group(1);
			// logger.info(chapter.chapterTxtUrl);
			logger.info(chapter.chapterContent);
		}
	}
}
